<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品分类</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <!-- 搜索框 -->
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-select placeholder="请选择"> </el-select>
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getGoodsList"
            ></el-button>
          </el-input>
        </el-col>
        <!-- 添加商品按钮 -->
        <el-col :span="4">
          <el-button type="primary" @click="goodsAdd">添加商品</el-button>
        </el-col>
      </el-row>

      <!-- Tab表格 -->
      <el-table :data="goodslist">
        <el-table-column type="index" label="#"> </el-table-column>
        <el-table-column label="商品名称" prop="goods_name"> </el-table-column>
        <el-table-column label="商品价格" prop="goods_price" width="135px">
        </el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="120px">
        </el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="190px">
          <!-- eslint-disable-next-line -->
          <template slot-scope="scope">
            <div>{{ scope.row.add_time | dateFormat }}</div>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <!-- eslint-disable-next-line -->
          <template slot-scope="scope">
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
            ></el-button>
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeById(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[10, 20, 30, 40]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      //   商品列表
      total: 0,
      //   总数据条数
      goodslist: [],
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    //获取商品列表数据
    async getGoodsList() {
      const { data: res } = await this.$http.get("goods", {
        params: this.queryInfo,
      });
      if (res.meta.status !== 200) {
        return this.$message.error("获取商品列表数据失败！");
      }
      //   this.$message.success("获取商品列表数据成功！");
      //   console.log(res.data);
      this.goodslist = res.data.goods;
      this.total = res.data.total;
    },
    handleSizeChange(newPage) {
      this.queryInfo.pagesize = newPage;
      this.getGoodsList();
    },
    handleCurrentChange(newNum) {
      this.queryInfo.pagenum = newNum;
      this.getGoodsList();
    },
    // 监听删除事件
    async removeById(id) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该商品, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);
      if (confirmResult !== "confirm") {
        return this.$message.info("已取消删除！");
      }
      //   调用接口删除数据
      const { data: res } = await this.$http.delete(`goods/${id}`);
      if (res.meta.status !== 200) {
        return this.$message.error("删除商品失败！");
      }
      this.$message.success("删除商品成功！");
      this.getGoodsList();
    },
    goodsAdd() {
      this.$router.push("/goods/add");
    },
  },
};
</script>

<style lang="less" scoped>
</style>
